Preview for WAN 2.1 I2V 720P – SageAttention + TeaCache + Torch Compile

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Description

Leveraging SageAttention, TeaCache, and torch.compile for significantly improved speed and efficiency.

šŸ“Š Benchmark Results

Hardware: RTX 4090 | Settings: 64 Frames | 16 FPS | 20 Steps

ā±ļø Base: 1002s

⚔ Optimized (SageAttention + TeaCache + torch.compile): 516s

šŸ”„ Twice as fast!

✨ Key Features

āœ… Drastically Faster Inference – Cut generation time in half!

āœ… SageAttention Optimization – More efficient attention mechanisms

āœ… TeaCache Acceleration – Reduces redundant computations

āœ… torch.compile – Compiler optimizations for speedup

Models

FileDestinationSource
umt5_xxl_fp8_e4m3fn_scaled.safetensors/ComfyUI/models/text_encodersDownload
wan_2.1_vae.safetensors/ComfyUI/models/vaeDownload
clip_vision_h.safetensors/ComfyUI/models/clip_visionDownload
wan2.1_i2v_720p_14B_bf16.safetensors/ComfyUI/models/diffusion_modelsDownload
burger.jpg/ComfyUI/inputDownload

Nodes

CLIPLoaderCLIPTextEncodeVAELoaderVAEDecodeTiledNoteCLIPVisionLoaderCLIPVisionEncodeLoadImageUNETLoaderTorchCompileModelWanVideoVHS_VideoCombineWanImageToVideoPathchSageAttentionKJWanVideoTeaCacheKJKSampler